{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000404","478:4780008497","485:4850002232","466:4660009933","470:4700008805","466:4660006206","485:4850005369","478:4780003906","466:4660007514","500:5000000499","499:4990002375","481:4810005447","485:4850005370","478:4780004484","485:4850005774","481:4810004308","488:4880005503","485:4850005195","485:4850000645","481:4810002167","485:4850002561","470:4700002357","481:4810001872","474:4740003099","488:4880004206"],"twin_admin_codes":[500,478,485,466,470,466,485,478,466,500,499,481,485,478,485,481,488,485,485,481,485,470,481,474,488],"twin_sims":[0.04725977396962005,0.02186238057269067,0.0018828629779399316,0.0018642665313614469,0.001665601914373359,0.001268234418728896,0.0011596336763142953,0.0011436243751115674,0.0011399044050680147,0.0007399446340539737,0.0006727253394462683,0.0006282962113178682,0.0005965582458005765,0.0005722020776189912,0.0005412384494764413,0.0004658143534327632,0.0004591437770350138,0.00041239277461715767,0.00040366409218489473,0.0003790753292940244,0.00028359207142488824,0.00027826084969107917,0.00026216851714237104,0.00025567969010314534,0.00024082283657538228],"twin_dists":[0.3208765088585693,0.3591205898867887,0.46009168771039194,0.4604554322552659,0.46456482476913075,0.4743577266458279,0.47753035648577646,0.47802114044310373,0.47813609116598943,0.4931447393578654,0.4963915524274587,0.49870784507277327,0.5004579413917478,0.5018609106953135,0.5037272231393195,0.5087276136079695,0.5092056238543359,0.5127504736880937,0.5134537382338402,0.5155142173823026,0.5249234927152927,0.525532954907639,0.5274414819647782,0.5282423487198069,0.5301504255897335],"n_dims_used":45,"mean_confidence":0.917842525906033},"coverage":{"mean_confidence":0.917842525906033,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}